Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang do cham snippets" » "nang doc cham snippets", "dung doi cham snippets", "dang duc cham snippets", "dang co cham snippets", "dang do ham snippets", "dang toc cham snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dang do cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang do cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang do cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang do cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.